Derek Kaczmarczyk

1. Breaking Development 2012: Orlando

   United States / Orlando

   16th–18th April 2012

   Derek Kaczmarczyk tracked

2. PyCon US 2012

   United States / Santa Clara

   7th–15th March 2012

   Derek Kaczmarczyk tracked

3. CES 2012

   United States / Las Vegas

   10th–13th January 2012

   Derek Kaczmarczyk tracked

4 more